Smart watch



FIG. 1 is a front, right, top perspective view of a smart watch showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a front, right, top perspective view showing the main body of the smart watch pushed laterally of the band thereof.

The broken line showing in the figures is for the purpose of illustrating portions of the smart watch that form no part of the claimed design. 

CLAIM The ornamental design for a smart watch, as shown and described. 